Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Semiconductor ultraviolet light emitting device having improved light extraction efficiency

Semiconductor ultraviolet light emitting device having improved light extraction efficiency

US Patent 9978907 · Granted May 22, 2018

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for estimating poses of multiple cameras2025
Catalyst for fuel cell, fuel cell comprising the same and manufacturing method t2025
Method of manufacturing nerve electrode2025
Printed circuit film, display device, and method of fabricating printed circuit 2025
Optical assembly and rear-view mirror assembly comprising same2025
Lighting device2025
Lighting device2025
Method of fabricating electronic apparatus having contact holes penetrating at l2025
Semiconductor device2025
Light emitting display device including a first spacer structure surrounding a s2025
Semiconductor device with buried gate word line drivers2025
System for controlling robot finger and method for the same2025